Source code
Revision control
Copy as Markdown
Other Tools
Test Info: Warnings
- This test has a WPT meta file that expects 6 subtest issues.
- This WPT test may be referenced by the following Test IDs:
- /storage/opaque-origin.https.window.html - WPT Dashboard Interop Dashboard
// META: title=StorageManager API and opaque origins
function load_iframe(src, sandbox) {
return new Promise(resolve => {
const iframe = document.createElement('iframe');
iframe.onload = () => { resolve(iframe); };
if (sandbox)
iframe.sandbox = sandbox;
iframe.srcdoc = src;
iframe.style.display = 'none';
document.documentElement.appendChild(iframe);
});
}
function wait_for_message(iframe) {
return new Promise(resolve => {
self.addEventListener('message', function listener(e) {
if (e.source === iframe.contentWindow && "result" in e.data) {
resolve(e.data);
self.removeEventListener('message', listener);
}
});
});
}
function make_script(snippet) {
return '<script src="/resources/testharness.js"></script>' +
'<script>' +
' window.onmessage = () => {' +
' try {' +
' (' + snippet + ')' +
' .then(' +
' result => {' +
' window.parent.postMessage({result: "no rejection"}, "*");' +
' }, ' +
' error => {' +
' try {' +
' assert_throws_js(TypeError, () => { throw error; });' +
' window.parent.postMessage({result: "correct rejection"}, "*");' +
' } catch (e) {' +
' window.parent.postMessage({result: "incorrect rejection"}, "*");' +
' }' +
' });' +
' } catch (ex) {' +
// Report if not implemented/exposed, rather than time out.
' window.parent.postMessage({result: "API access threw"}, "*");' +
' }' +
' };' +
'<\/script>';
}
['navigator.storage.persisted()',
'navigator.storage.estimate()',
// persist() can prompt, so make sure we test that last
'navigator.storage.persist()',
].forEach(snippet => {
promise_test(t => {
return load_iframe(make_script(snippet))
.then(iframe => {
iframe.contentWindow.postMessage({}, '*');
return wait_for_message(iframe);
})
.then(message => {
assert_equals(message.result, 'no rejection',
`${snippet} should not reject`);
});
}, `${snippet} in non-sandboxed iframe should not reject`);
promise_test(t => {
return load_iframe(make_script(snippet), 'allow-scripts')
.then(iframe => {
iframe.contentWindow.postMessage({}, '*');
return wait_for_message(iframe);
})
.then(message => {
assert_equals(message.result, 'correct rejection',
`${snippet} should reject with TypeError`);
});
}, `${snippet} in sandboxed iframe should reject with TypeError`);
});